1-20 of 413 Search Results for

stress relaxation testing

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003286
EISBN: 978-1-62708-176-4
... Abstract This article provides the theoretical background for understanding many of the physical processes relevant to mechanical testing methods, experimental results, and analytical approaches described in this volume. creep testing stress-relaxation testing creep deformation Stress...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003290
EISBN: 978-1-62708-176-4
... Abstract This article discusses stress relaxation testing on metallic materials, as covered by ASTM E 328. It reviews the two types of stress relaxation tests performed in tension, long-term and accelerated testing. The article illustrates load characteristics and data representation for stress...
Image
Published: 01 January 2000
Fig. 15 Setup for stress relaxation testing of a clamp spring More
Image
Published: 01 January 2000
Fig. 1 Characteristic behavior during loading period in a stress relaxation test. (a) Constant strain rate. (b) Constant load rate. Source: Ref 11 More
Image
Published: 01 January 2000
Fig. 4 Schematic of stress-relaxation test system equipped for step-down tension testing More
Image
Published: 01 January 2000
Fig. 16 Application of load during a stress-relaxation test of a helical compression spring at room temperature. Original free length, L 0 , compressed length, L 1 ; free length upon release from load at temperature, L 2 ; permanent set, Δ L More
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003241
EISBN: 978-1-62708-199-3
...-relaxation testing. Shear testing, torsion testing, and formability testing are also discussed. The discussion of tension testing includes information about stress-strain curves and the properties described by them. compression testing fatigue testing formability testing fracture testing hardness...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003288
EISBN: 978-1-62708-176-4
.... The article presents other testing considerations and concludes with information on stress relaxation testing. creep testing creep-rupture testing creep properties rupture strength constant-load testing constant-stress testing stress relaxation testing extensometers heat-treating furnaces...
Image
Published: 01 January 1997
Fig. 31 Comparison of predicted time to 0.5% creep based on stress-relaxation measurements at 650 °C (1200 °F) for an austenitic iron-base alloy with measurements made on conventional creep tests. SRT, stress-relaxation tests More
Image
Published: 01 January 1997
Fig. 28 Insensitivity of creep strength of IN738 to various thermal exposures as determined from stress versus creep-rate behavior calculated from stress-relaxation tests. Source: Ref 92 More
Image
Published: 01 January 1997
Fig. 29 Embrittlement of IN738 with increasing severity of exposure in air demonstrated in constant displacement rate (4 × 10 −5 mm/s) tensile tests at 800 °C (1470 °F). SRT, stress-relaxation tests. AC, air cooled. Source: Ref 95 More
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005133
EISBN: 978-1-62708-186-3
... in age formability with aging may be observed in Fig. 2 . Here, the stress relaxation curves for alloy 7055 given four different initial treatments prior to a stress relaxation test are presented. The stress drop shown in Fig. 2 is the difference between the initial applied stress and the stress...
Image
Published: 01 January 1997
Fig. 6 Recovery of creep strain in silicon nitride at 1200 °C (2190 °F) after unloading from a stress-relaxation test started at 300 MPa (43.5 ksi), showing a time to the one-third dependence More
Image
Published: 01 January 2000
Fig. 3 Derivation of stress-relaxation curve for step-down creep test. (a) Constant extension approximated by a step-down creep test. (b) Stress-time relation More
Image
Published: 01 January 2000
Fig. 9 Apparatus for conducting stress-relaxation compression test More
Image
Published: 01 January 2000
Fig. 10 Stress-relaxation bend test specimen and spheromometer in four-point loaded beam with uniform cross-section More
Image
Published: 01 January 2000
Fig. 11 Stress-relaxation bend test specimen in static fixture for lift-off measurements More
Image
Published: 01 January 2000
Fig. 12 Mandrel type stress relaxation bending test More
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002472
EISBN: 978-1-62708-194-8
... in damage accumulation for nonsteady conditions. Very recent work on large specimens of silicon nitride have shown recovery of most of the accumulated strain after unloading from stress-relaxation tests ( Fig. 6 ). Fig. 6 Recovery of creep strain in silicon nitride at 1200 °C (2190 °F) after...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003025
EISBN: 978-1-62708-200-6
... essentially equivalent ( Ref 5 , 6 , 7 , 8 , 9 , 10 ). Time- and temperature-dependent viscoelastic properties can be examined experimentally by creep and stress relaxation tests and by dynamic mechanical testing methods. Creep tests measure the time-dependent deformation of a material while...